Add 49/21 and 9/30
1st number: 2 7/21, 2nd number: 9/30
49/21 + 9/30 is 79/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
49/21 = 49 × 10/21 × 10 = 490/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
9/30 = 9 × 7/30 × 7 = 63/210 - Add the two like fractions:
490/210 + 63/210 = 490 + 63/210 = 553/210 - 553/210 simplified gives 79/30
- So, 49/21 + 9/30 = 79/30
In mixed form: 219/30
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